Measuring the topological charge of vortex beams by using an annular ellipse aperture

Orbital angular momentum of light and the transformation of Laguerre-Gaussian laser modes

L. Allen, Marco W. Beijersbergen, R. J. C. Spreeuw et al. · Physical Review A · 1992 · 10.3K citations

Natural Sciences, Physics, Optics +12

Free-space information transfer using light beams carrying orbital angular momentum

Graham M. Gibson, Johannes Courtial, Miles J. Padgett et al. · Optics Express · 2004 · 2.5K citations · Full text

Engineering, Electrical Engineering, Physics +15

Direct Observation of Transfer of Angular Momentum to Absorptive Particles from a Laser Beam with a Phase Singularity

Huan He, Halina Rubinsztein‐Dunlop · Physical Review Letters · 1995 · 1.7K citations

Natural Sciences, Physics, Optics +13

Twisted photons

Gabriel Molina‐Terriza, Juan P. Torres, Lluís Torner · Nature Physics · 2007 · 1.3K citations

Unveiling a Truncated Optical Lattice Associated with a Triangular Aperture Using Light’s Orbital Angular Momentum

J. M. Hickmann, E. J. S. Fonseca, W. C. Soares et al. · Physical Review Letters · 2010 · 471 citations

Natural Sciences, Physics, Condensed Matter Physics +16